I do not know how and girls having sex什么意思

I do not know how to do I do not know how to I'm sorry I do not know how to love I do not know how to face yourself and you! If I do not know how good that the翻译 You do not know me,how can i love? 谁知道 I hate you do not know how to love I do not know how it ___.（使用） I do not know I do not know I am very depressed life.Like the blink of an eye, I lost the passion for life. Distressed, upset. I do not know how to do. I really do not know A what to do B how to do c how can i do说明理由 I do not know how to speak well ,now,also do not think so much, I do not know how long the river is=I do not know of the river. I do not do very ___ in Maths.I want to do better but do not know how. I do not know how I should do it 的同义句是什么? I do not know how I should do it next.(改为简单句） And I do not know how I can do without的中文意思,